Amps
[Top] [All Lists]

[AMPS] parasitic suppressors

To: <amps@contesting.com>
Subject: [AMPS] parasitic suppressors
From: measures@vc.net (Rich Measures)
Date: Fri, 12 Dec 97 08:36:02 -0800
>>>>>It doesn't matter which individuals first wrote the bulletin, 
>>>>> commented on the draft, authorized its release and so on...
>>>>>  You have to accept that the statements in the Application
>>>>> Bulletin as published represent the views of the EIMAC company.
>
>I also think that one can safely assume that Eimac determined by TEST,
>not a paper assumption based on other unrelated tube specs
>that a 50 volt >5 Joule arc in a 3-500Z or 8877 will cause permanent
>damage to the small wires in the grid and cathode elements. ... ... 

There are no smallish wires in the the grid of an 8877.  There are 100+ 
rectangular bars.  At Eimac's maximum ratings of 4000v and 250MHz, the 
grid of an 8877 carries over 40 RMS amperes.  //   There are no small 
wires in the 8877 cathode element.  
... ... 
>
>>>Huh?   Are you saying that if there is a legitimate reason to question a
>>>statement that we should suspend our skepticism and accept it at face value
>>>because it was made on the letterhead of a major tube manufacturer????
>>
>>Amen, Bob.  In one breath, the naysayers cite Eimac's lengthy production 
>>of defective 8877s, and in the next breath they say not to question 
>>statements on Eimac stationary -- even though such statements may not 
>>have been made by a tube engineer.  
>
>I have found that it is prudent to question EVERY statement one reads,
>regardless of its source. There are too many "used car salesmen" in our
>industry these days....
>
Amen, Phil.  

R. L. Measures, 805-386-3734, AG6K   


--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm

<Prev in Thread] Current Thread [Next in Thread>